LSSIX Performance — Loomis Sayles Small Cap Growth Fund, Institutional Class
Data updated: 2026-08-28
LSSIX returned +28.64% year to date and +36.69% over one year to Jun 2026. Annualised returns are +16.27% over 3 years and +6.33% over 5 years. The fund beat its US Small Blend category average: $100 invested three years ago grew to $157, against $156 for the category, and to $137 over one year, against $133. Volatility over the past three years was 18.92% a year. In the 12 months to Jun 2026 the fund lost a net $379.1M, and assets reached $2.27B.
LSSIX Growth of $100
What $100 invested in Loomis Sayles Small Cap Growth Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Small Blend category average over the same months.
| Period | LSSIX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $137 | $133 |
| 3 years (Jul 2023 – Jun 2026) | $157 | $156 |
| 5 years (Jul 2021 – Jun 2026) | $136 | $141 |
| Since data start (Jul 2019 – Jun 2026) | $203 | $209 |
LSSIX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +28.64% |
| 1 year | +36.69% |
| 3 years (annualised) | +16.27% |
| 5 years (annualised) | +6.33% |
LSSIX Annual Returns
Calendar-year total returns of Loomis Sayles Small Cap Growth Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +28.64% |
| 2025 | +3.66% |
| 2024 | +14.97% |
| 2023 | +11.92% |
| 2022 | −22.94% |
| 2021 | +10.08% |
| 2020 | +34.12% |
| 2019 (Jul–Dec) | +4.06% |
LSSIX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +4.1% | +2.2% | −5.4% | +11.4% | +3.0% | +11.4% | — | — | — | — | — | — |
| 2025 | +3.7% | −6.5% | −8.0% | −1.2% | +5.8% | +4.6% | +0.4% | +4.7% | +0.6% | +0.3% | +1.7% | −1.4% |
| 2024 | −2.3% | +7.8% | +1.4% | −5.5% | +6.0% | −0.6% | +5.2% | +0.7% | +0.4% | −2.9% | +12.8% | −7.2% |
| 2023 | +7.8% | −0.5% | −2.7% | −0.2% | −3.1% | +8.2% | +1.8% | −1.5% | −5.5% | −6.9% | +7.1% | +8.5% |
| 2022 | −13.2% | +0.3% | −0.4% | −9.9% | −3.3% | −5.8% | +10.6% | −2.8% | −6.6% | +8.5% | +4.1% | −4.5% |
| 2021 | +1.5% | +4.8% | −3.2% | +4.8% | −2.7% | +2.1% | +1.5% | −0.2% | −3.7% | +7.2% | −4.5% | +2.9% |
| 2020 | +1.0% | −7.0% | −19.3% | +14.6% | +10.0% | +3.5% | +6.7% | +4.7% | −2.8% | +1.7% | +12.9% | +8.8% |
| 2019 | — | — | — | — | — | — | +1.3% | −2.7% | −3.9% | +2.4% | +5.1% | +2.1% |
LSSIX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 18.92%
- 3-year Sharpe ratio: 0.62 (vs 4.5% risk-free rate)
- Best month: +12.75% (Nov 2024)
- Worst month: −8.01% (Mar 2025)
LSSIX Fund Flows
Monthly money in and out of Loomis Sayles Small Cap Growth Fund, from SEC Form N-PORT.
- 12-month net flow: −$379.1M
- 12-month gross sales (incl. reinvestments): $450.0M
- Sales ÷ redemptions: 0.54×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $22.2M | $122.8M | −$100.6M |
| May 2026 | $15.5M | $52.3M | −$36.8M |
| Apr 2026 | $31.4M | $64.4M | −$33.1M |
| Mar 2026 | $44.2M | $96.1M | −$51.9M |
| Feb 2026 | $17.9M | $91.0M | −$73.1M |
| Jan 2026 | $22.4M | $112.8M | −$90.4M |
| Dec 2025 | $163.3M | $58.6M | $104.8M |
| Nov 2025 | $18.5M | $44.3M | −$25.9M |
| Oct 2025 | $17.8M | $45.7M | −$27.9M |
| Sep 2025 | $69.0M | $41.0M | $28.0M |
| Aug 2025 | $13.5M | $39.2M | −$25.6M |
| Jul 2025 | $14.2M | $60.8M | −$46.6M |
LSSIX Assets Under Management
Net assets of Loomis Sayles Small Cap Growth Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $2.27B |
| 2026-03-31 | $1.93B |
| 2025-12-31 | $2.12B |
| 2025-09-30 | $2.21B |
| 2025-06-30 | $2.14B |
| 2025-03-31 | $2.04B |
| 2024-12-31 | $2.35B |
| 2024-09-30 | $2.36B |
| 2024-06-30 | $2.26B |
| 2024-03-31 | $2.34B |
| 2023-12-31 | $2.27B |
| 2023-09-30 | $2.19B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.